src/main/java/com/example/ethbeijing/common/R.java
package com.example.ethbeijing.common;


import lombok.Data;

import java.io.Serializable;
import java.util.HashMap;
import java.util.Map;

@Data
public class R<T> implements Serializable {
    private Integer code;
    private String msg;
    private T data;
    private Map map=new HashMap();
    public static <T> R<T> success(T object) {
        R<T> r = new R<T>();
        r.data = object;
        r.code = 1;
        return r;
    }
    public static <T> R<T> error(String msg){
        R<T> r =new R<T>();
        r.msg=msg;
        r.code=0;
        return r;
    }
    public R<T> add(String key,Object value){
        this.map.put(key,value);
        return this;
    }
}
